Unicode Character "𝐫" (U+1D42B)

The character 𝐫 (Mathematical Bold Small R) is represented by the Unicode codepoint U+1D42B. It is encoded in the Mathematical Alphanumeric Symbols block, which belongs to the Supplementary Multilingual Plane. It was added to Unicode in version 3.1 (March, 2001). It is HTML encoded as 𝐫.

Main Unicode Properties

Name Mathematical Bold Small R
Unicode Codepoint U+1D42B
Unicode Version 3.1 (March, 2001)
Block Mathematical Alphanumeric Symbols
Plane Supplementary Multilingual Plane

Bidirectional Data

Bidirectional class Left To Right (L)
Is mirrored? No

Other Unicode Data

Category Lowercase Letter
Script Code for undetermined script
Combining Class Not Reordered
Decomposition mapping

U+1D42B Conversion

HTML (decimal) 𝐫
HTML (hex) 𝐫
HTML (named) -
URL Escape Code %F0%9D%90%AB
CSS \01D42B
JavaScript, JSON \u1D42B
C, C++, Java \u1D42B
Python \u1D42B
Rust \u{1D42B}
Ruby \u1D42B

How to type "𝐫"

  • Windows ?: Hold Alt, then type 1 D 4 2 B. Release Alt.
  • Mac ?: Hold Alt ⌥, then type D 8 3 5 D C 2 B. Release Alt.


  • 𝐫
    Times, Times New Roman, serif
  • 𝐫
    Helvetica, Arial, sans-serif
  • 𝐫
    Courier, Courier New, monospace

UTF Encodings

UTF-8 (hex) 0xF0 0x9D 0x90 0xAB
UTF-16 (hex) 0xD835 0xDC2B
UTF-32 (hex) 0x0001D42B